Endocrinology
Disorders of Sex Differentiation (DSD) Print Section Listen Definition Congenital conditions in which there is discordance between anatomic sex, hormonal sex, and the sex chromosomes. Pathophysiology Print Section Listen |…
Hematology
Indirect (Unconjugated) Hyperbilirubinemia Print Section Listen See Chapter 35 (Gastroenterology). Thrombocytopenia Print Section Listen Occurs in 1%–5% of newborns (platelet count <150,000/mm3); severe thrombocytopenia (<50,000/mm3) occurs in 0.1%–0.5%. Sick newborns…
Gastroenterology
Delayed Passage of Meconium Print Section Listen The delayed passage of meconium may be the result of a mechanical or functional bowel obstruction. Virtually all infants, term and preterm, will…
Surgical Disorders
Abdominal Surgical Disorders Print Section Listen | Download (.pdf) | Print Abdominal Wall Defects Gastroschisis Omphalocele Pathophysiology Right-sided defect lateral to the base of the umbilical stalk through which a…
Pulmonology
Transient Tachypnea of the Newborn (TTN) Print Section Listen TTN is a self-limited disorder characterized by tachypnea and other signs of mild respiratory distress such as retractions and cyanosis. Occurs…
Pain Management
General Principles Print Section Listen Sensory nerve terminals exist on all body surfaces by 22–29 wk of gestation. Pain assessment should be performed using validated tools in all patients upon…
Infectious Diseases
Common Antibiotics in Neonates Print Section Listen | Download (.pdf) | Print Antibiotic Organisms Covered Dose Notes Ampicillin Gram-positive organisms (Streptococcus spp.) Susceptible Escherichia coli Listeria monocytogenes Empiric treatment for…
Stabilization, Delivery Room Care, and Initial Treatment of the VLBW Infant
Stabilization in the Delivery Room Print Section Listen General Principles Approximately 4 million infants are born in the United States each year, with up to 10% requiring some resuscitation. Transition…
Newborn Nursery
Normal Fetal Adaptation at Birth Print Section Listen Thermoregulation Heat loss: Evaporation, radiation, conduction, convection. Heat production: Mainly through nonshivering thermogenesis (lipolysis of brown adipose tissue). Gas Exchange From placenta…
